Photoelectric Smoke Alarm with 9V Battery Backup – 240V Mains Powered

CROWN ELITE Photoelectric Smoke Alarm with 9V Battery Backup – 240V Mains PoweredSpecifications:Complies with AS3786Power Supply: 240V AC 50Hz with Battery BackupMaximum Current: <70mAAlarm Volume: >85dB at 3 metersInterconnection: Hardwired up to 22 Smoke AlarmsBackup Battery Lifespan: 1 YearType of Installation: CeilingDimensions:140mm Diameter x 45mm HeightButton to hush silence nuisance alarmsTest button and LED light indicator visible to verify battery and alarm operationACTIVFIRE CERTIFIEDCertified to AS 3786: 2014: Complies with Australian Standards.